package com.example.demo.customer;

import com.example.demo.exception.ApiRequestException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.Collections;
import java.util.List;

@RequestMapping(path = "api/v2/customers")
@RestController
public class CustomerControllerV2 {

    private final CustomerService customerService;


    @Autowired
    public CustomerControllerV2(CustomerService customerService) {
        this.customerService = customerService;
    }
    @GetMapping
     List<Customer>getCustomers(){
        return customerService.getCustomers();
    }
    @GetMapping(path = "{customerId}")
    Customer getCustomer(@PathVariable("customerId")Long id){
        return customerService.getCustomers()
                .stream()
                .filter(customer -> customer.getId()== id)
                .findFirst()
                .orElseThrow(()-> new IllegalArgumentException("customer 无法找到"));
    }
    @GetMapping(path = "{customerId}/exception")
    Customer getCustomerException(@PathVariable("customerId") Long id){
        throw new ApiRequestException(
                "ApiRequesException for customer"+ id
        );
    }

    @PostMapping
    void createNewCustomer(@RequestBody Customer customer){
        System.out.println("POST 请求");
        System.out.println(customer);
    }
    @PutMapping
    void updateCustomer(@RequestBody Customer customer){
        System.out.println("UPdate 请求");
        System.out.println(customer);
    }

    @DeleteMapping(path = "{customerId}")
    void deleteCustomer(@PathVariable("customerId") Long id){
        System.out.println("delete 请求，删除 Customer，其ID为"+id );


    }
}
